Sound recording, transmission and reproduction apparatus; audio speakers and component parts therefor; sound amplifiers and component parts therefor; audio receivers; headsets for use with computers, mobile phones, tablet computers, portable media players; wireless transmitters and receivers; high-fidelity surround sound systems; holders adapted for loudspeakers; noise reduction apparatus in audio recording systems, namely, electronic circuits and software for reducing noise; portable apparatus for sound reproduction; remote control apparatus for sound recording, transmission and reproduction apparatus

'adapt':44 'amplifi':14 'apparatus':6,49,63,69,76 'audio':7,19,51 'circuit':56 'compon':10,16 'comput':25,29 'control':68 'electron':55 'fidel':39 'headset':21 'high':38 'high-fidel':37 'holder':43 'loudspeak':46 'media':31 'mobil':26 'name':54 'nois':47,61 'part':11,17 'phone':27 'player':32 'portabl':30,62 'receiv':20,36 'record':2,52,72 'reduc':60 'reduct':48 'remot':67 'reproduct':5,66,75 'softwar':58 'sound':1,13,41,65,71 'speaker':8 'surround':40 'system':42,53 'tablet':28 'therefor':12,18 'transmiss':3,73 'transmitt':34 'use':23 'wireless':33

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